65221475

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{487}}^2$

素因数の和:995

約数の個数: 18

約数和(自身を含む): 88408404

約数和(自身を除く): 23186929

約数列:

[1, 5, 11, 25, 55, 275, 487, 2435, 5357, 12175, 26785, 133925, 237169, 1185845, 2608859, 5929225, 13044295, 65221475]

約数ペア:

[(1, 65221475), (5, 13044295), (11, 5929225), (25, 2608859), (55, 1185845), (275, 237169), (487, 133925), (2435, 26785), (5357, 12175)]